Home / 8,831.61-13,246.95-2,257.38

Finding the Fourth Proportional to 8,831.61, 13,246.95 and 2,257.38

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Solution

The fourth proportional to 8,831.61, 13,246.95 and 2,257.38 is: 3,385.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.61 : 13,246.95 = 2,257.38 : x
  2. Step 2: Convert to fraction form
    8,831.61/13,246.95 = 2,257.38/x
  3. Step 3: Cross multiply
    8,831.61x = 13,246.95 × 2,257.38
  4. Step 4: Simplify right side
    8,831.61x = 29,903,399.99
  5. Step 5: Solve for x
    x = 29,903,399.99/8,831.61
  6. Step 6: Final answer
    x = 3,385.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.